ZHANG Ying (1981-), Ph.D., processor; research fields: compiler optimizations, computer architecture, parallel computing and stream processor. LI Gen (1982-), Ph.D.; research fields: operating system, program analysis, Java OS and computer security. YANG Xue-jun (1963- ), Ph.D.; research fields: supercomputing, computer architecture, parallel computing, compiler optimizations and stream processor. ZHANG Wei (1982-), Ph.D.; research fields: virtual reality computer generated force. FANG Xu-dong (1985-), Ph.D.; research fields: compiler optimizations and computer architecture. ZHANG He-ying (1976-), Ph.D.; research fields: network congestion control, interconnection network, control theory and its application.